Imperial Eastman

Eastman Manufacturing

1877-1946

Joseph Eastman–Original Owner

While working for the Manitocas Gas & Light Company, Joseph Eastman teamed up with Karl O. Muehlberg to create The M.E. Manufacturing Company. Muehlberg took care of the factory and Eastman was responsible for sales. The first hose connection patented to our knowledge was in 1916, pat# CA168658.

1915

1916-1918

Eastman continued as the manager of Manitocas Gas & Light Company until 1918. It is assumed that Eastman worked past time as salesman for The M.E. Manufacturing Company during this time.

1919

Joseph Eastman records his first patent for a hose coupling.

1919-1921

Karl Muehlberg and Joseph Eastman separated. Both men created their own companies.

1929

Eastman Manufacturing Company had over 200 different hose couplings.

1961

Eastman Manufacturing merged with Imperial Brass.

1996

Mark IV Automotive (Dayco) buys Imperial Eastman Company

Original Mfg. Facility
From 1920’s in the
Process of being torn
Down.

1920’s-1940’s

Produced various couplings for Hydraulic Brake Industry, etc.

GB Series Fittings Produced for 1 wire hose. Brass 1 piece fitting. Fabrication took 6 seconds. This fitting is still used today on 3/16 Grease Whip Hoses. Also used on Kubota Tractors.

1940’s

1940’s-1950’s

Swage Coupling similar to old Couplamatic Samuel Moore Coupling was used.

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